Use Python to execute system commands

by Devin Yang
(This article was automatically translated.)

Published - 7 years ago ( Updated - 7 years ago )

The most simplified version of the Python system command execution template

#!/usr/local/bin/python3
# -*- coding: utf-8 -*-
from subprocess import Popen, PIPE, STDOUT
#executed command
command='ls -l'. split()
proc=Popen(command, stdout=PIPE, stderr=PIPE, universal_newlines=True);
output, error = proc. communicate()

#display execution result
if(proc. poll()==0):
     print(output)
else:
     print("{} Error\n".format(error))

Tags:

Devin Yang

Feel free to ask me, if you don't get it.:)

No Comment

Post your comment

Login is required to leave comments

git

Yesterday's report of git alias

We can use git config --global alias.[alias] to "reduce the long and long git subcommands that are often executed" into simplified aliases. So you can also add your frequently used git commands to the global git alias through the git alias setting. Let's take a look at my practical example of how to reduce long subcommands into easy-to-use aliases.

linux

How to create an ssh key so that your computer can connect to the instance of GCE

Recently, I just started using Google's GCE, and I will record the official Goolge documentation on how to generate a key for the instance to use. The -C comment here will use the name of the logged-in user, and the -t will use rsa.

laravel

How do I upgrade the backend to Lravel 5.5

At the beginning, my background was a framework created by myself, which also uses MVC architecture, database connections and environment configuration files made by myself, including my own template syntax, until I want to support Restful, I have an idea, why should I rewrite the same function myself after others have written it, would it be better to write it out? So I started to use the framework, At the beginning, Slim was adopted mainly because it supports a lower version of php, but because Slim's twig templates are not as easy to use as Laravel's blade template...